{"data":{"id":"a8f0d0d9-6ae2-4143-af8e-c4554a7ecf5c","locale":"vi","available_locales":["vi"],"title":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1p quang khi v\u00f4 t\u00ecnh b\u1ecb c\u1eaft?","slug":"lam-the-nao-de-sua-chua-cap-quang-khi-vo-tinh-bi-cat","content":"<h4><b>\u00a0<\/b><i><span style=\"font-weight: 400;\">C\u00e1p quang c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh b\u1ecb h\u1ecfng, c\u1eaft ho\u1eb7c \u0111\u1eadp v\u1ee1. Theo Hi\u1ec7p h\u1ed9i k\u1ef9 thu\u1eadt \u0111i\u1ec7n t\u1eed, m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n c\u1ee7a s\u1ee3i quang l\u00e0 ngh\u1ebdn m\u1ea1ch ho\u1eb7c v\u00f4 t\u00ecnh b\u1ecb c\u1eaft \u0111\u1ee9t.\u00a0\u00a0<\/span><\/i><span style=\"font-weight: 400;\">B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng nh\u1eefng c\u00f4ng c\u1ee5 v\u00e0 c\u00e1c b\u01b0\u1edbc c\u01a1 b\u1ea3n<\/span> <a href=\"https:\/\/mtt.vn\/internet-cap-quang\/\"><b><i>s\u1eefa ch\u1eefa c\u00e1p quang khi v\u00f4 t\u00ecnh b\u1ecb c\u1eaft. <\/i><\/b><\/a><img class=\"aligncenter wp-image-1510 size-full\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/c69fe94b-ab79-4548-a216-1fd5bf9cb82f.jpg\" alt=\"\" width=\"600\" height=\"399\" \/><\/h4>\n<h1><b>C\u00e1c b\u01b0\u1edbc \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1p quang khi v\u00f4 t\u00ecnh b\u1ecb c\u1eaft<\/b><\/h1>\n<h2><b>B\u01b0\u1edbc 1: S\u1eed d\u1ee5ng OTDR \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh suy hoa trong c\u00e1p quang<\/b><\/h2>\n<p><img class=\"aligncenter wp-image-1506\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/208c9e4e-c0ce-460d-8f04-f95eb772054d.jpg\" alt=\"\" width=\"600\" height=\"343\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u \u0111\u1ea7u ti\u00ean b\u1ea1n c\u1ea7n l\u00e0m l\u00e0 t\u00ecm ki\u1ebfm v\u1ea5n \u0111\u1ec1 trong c\u00e1p quang. Th\u00f4ng th\u01b0\u1eddng, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u00e1p quang s\u1eed d\u1ee5ng m\u1ed9t thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 OTDR. <\/span><span style=\"font-weight: 400;\">OTDR \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o chi\u1ec1u d\u00e0i s\u1ee3i, suy gi\u1ea3m truy\u1ec1n d\u1eabn, x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u1ed7i. <\/span><\/p>\n<h2><b>B\u01b0\u1edbc 2: S\u1eed d\u1ee5ng m\u00e1y c\u1eaft s\u1ee3i quang \u0111\u1ec3 c\u1eaft c\u00e1p quang b\u1ecb h\u01b0 h\u1ecfng<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Sau khi bi\u1ebft v\u1ecb tr\u00ed c\u1ee7a c\u00e1p quang h\u01b0 h\u1ecfng, s\u1eed d\u1ee5ng m\u00e1y c\u1eaft s\u1ee3i quang \u0111\u1ec3 c\u1eaft ph\u1ea7n b\u1ecb h\u01b0 h\u1ecfng.<\/span><\/p>\n<h2><b>B\u01b0\u1edbc 3: T\u01b0\u1edbc c\u00e1p quang b\u1eb1ng c\u00e1p quang<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">B\u1ea1n n\u00ean t\u01b0\u1edbc nh\u1eb9 nh\u00e0ng s\u1ee3i quang tr\u00ean c\u1ea3 hai \u0111\u1ea7u \u0111\u1ec3 l\u1ed9 \u1ed1ng s\u1ee3i quang b\u00ean trong. Sau \u0111\u00f3, c\u1eaft b\u1ea5t k\u1ef3 v\u1ecf v\u00e0 s\u1ee3i b\u1eb1ng c\u00f4ng c\u1ee5 c\u1eaft s\u1ee3i quang.<\/span><\/p>\n<p><img class=\"aligncenter wp-image-1507 size-full\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/9bd24ad3-09e5-4792-90bb-e857871d3e0f.jpg\" alt=\"\" width=\"757\" height=\"635\" \/><\/p>\n<h2><b>B\u01b0\u1edbc 4: C\u1eaft \u00a0s\u1ee3i quang b\u1eb1ng Cleaver \u0111\u1ed9 ch\u00ednh x\u00e1c cao<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">H\u00ecnh d\u01b0\u1edbi \u0111\u00e2y li\u1ec7t k\u00ea 6 b\u01b0\u1edbc ch\u00ednh \u0111\u1ec3 c\u1eaft x\u01a1 b\u1eb1ng dao c\u1eaft s\u1ee3i c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/span><\/p>\n<p><img class=\"aligncenter wp-image-1511 size-full\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/8dd04d95-d2cb-47ed-8959-67c2e03c30ed.jpg\" alt=\"\" width=\"820\" height=\"591\" \/><\/p>\n<h2><b>B\u01b0\u1edbc 5: V\u1ec7 sinh c\u00e1p quang s\u1ea1ch s\u1ebd. <\/b><\/h2>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i c\u1ee7a b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t d\u1ea3i d\u00e2y s\u1ea1ch s\u1ebd, d\u1ec5 ti\u1ebfp x\u00fac. B\u1ea1n ph\u1ea3i l\u00e0m s\u1ea1ch s\u1ee3i b\u1ecb t\u01b0\u1edbc b\u1eb1ng kh\u0103n lau s\u1ea1ch v\u00e0 kh\u00f4ng cho ti\u1ebfp x\u00fac v\u1edbi b\u1ea5t k\u00ec v\u1eadt g\u00ec.<\/span><\/p>\n<h2><b>B\u01b0\u1edbc 6: N\u1ed1i c\u00e1p quang<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 gh\u00e9p c\u00e1p quang: \u00a0N\u1ed1i c\u01a1 h\u1ecdc v\u00e0 n\u1ed1i nhi\u1ec7t h\u1ea1ch.<\/span><\/p>\n<ul>\n<li><b> N\u1ed1i c\u01a1 h\u1ecdc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0110\u1eb7t c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p quang k\u1ebft n\u1ed1i nhanh ch\u00f3ng v\u00e0o s\u1ee3i quang. Gi\u1eef hai s\u1ee3i k\u1ebft th\u00fac \u1edf m\u1ed9t v\u1ecb tr\u00ed thu\u1eadn l\u1ee3i cho ph\u00e9p \u00e1nh s\u00e1ng truy\u1ec1n t\u1eeb s\u1ee3i n\u00e0y sang s\u1ee3i kh\u00e1c.<\/span><\/p>\n<ul>\n<li><b>N\u1ed1i nhi\u1ec7t h\u1ea1ch<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Trong m\u1ed1i n\u1ed1i nhi\u1ec7t h\u1ea1ch, s\u1eed d\u1ee5ng m\u1ed9t b\u1ed9 gh\u00e9p nhi\u1ec7t h\u1ea1ch \u0111\u1ec3 c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c hai \u0111\u1ea7u s\u1ee3i quang. \u00a0C\u00e1c s\u1ee3i quang s\u1ebd \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i trong b\u1ed9 gh\u00e9p nhi\u1ec7t h\u1ea1ch, th\u00f4ng qua m\u1ed1i n\u1ed1i c\u00e1c s\u1ee3i \u0111\u01b0\u1ee3c &#8220;h\u1ee3p nh\u1ea5t&#8221; ho\u1eb7c &#8220;h\u00e0n&#8221; v\u1edbi nhau b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 lo\u1ea1i nhi\u1ec7t ho\u1eb7c h\u1ed3 quang \u0111i\u1ec7n t\u1ea1o ra m\u1ed9t k\u1ebft n\u1ed1i li\u00ean t\u1ee5c gi\u1eefa c\u00e1c s\u1ee3i quang.<\/span><\/p>\n<h2><b>B\u01b0\u1edbc 7: Th\u1ef1c hi\u1ec7n ki\u1ec3m tra k\u1ebft n\u1ed1i c\u00e1p quang v\u1edbi OTDR<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u cu\u1ed1i c\u00f9ng s\u1ebd l\u00e0 xem k\u1ebft n\u1ed1i c\u1ee7a s\u1ee3i quang b\u1eb1ng OTDR. Sau \u0111\u00f3 \u0111\u1eb7t l\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i \u0111\u00f3 v\u00e0 theo d\u00f5i. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\"> \u00a0<\/span> <span style=\"font-weight: 400;\">Khi c\u00e1p quang v\u00f4 t\u00ecnh b\u1ecb \u0111\u1ee9t ho\u1eb7c do s\u1ef1 c\u1ed1 n\u00e0o \u0111\u00f3, s\u1ebd d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u, do \u0111\u00f3, ti\u1ebfn h\u00e0nh<\/span><a href=\"https:\/\/mtt.vn\/internet-cap-quang\/\"><b> kh\u1eafc ph\u1ee5c s\u1eeda c\u00e1p quang<\/b><\/a><span style=\"font-weight: 400;\"> l\u00e0 \u0111i\u1ec1u v\u00f4 c\u00f9ng quan tr\u1ecdng. Sau khi \u00a0n\u1eafm \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 t\u1eeb m\u00e1y c\u00e1p quang ki\u1ec3m tra, b\u1ea1n \u00a0n\u00ean ch\u1ecdn n\u1ed1i n\u1ed1i c\u01a1 kh\u00ed ho\u1eb7c n\u1ed1i nhi\u1ec7t h\u1ea1ch. N\u1ebfu b\u1ea1n c\u00f3 ng\u00e2n s\u00e1ch eo h\u1eb9p, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn n\u1ed1i c\u01a1 h\u1ecdc \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/span><\/p>\n<h1><span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0<\/span><b>M\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1p quang v\u00f4 t\u00ecnh b\u1ecb c\u1eaft<\/b><\/h1>\n<h2><b>1 OTDR \u2013 m\u00e1y \u0111o c\u00e1p quang<\/b><\/h2>\n<p><img class=\"aligncenter wp-image-1506\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/208c9e4e-c0ce-460d-8f04-f95eb772054d.jpg\" alt=\"\" width=\"600\" height=\"343\" \/><\/p>\n<p><span style=\"font-weight: 400;\">OTDR l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quang t\u1eed d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh chi\u1ec1u d\u00e0i s\u1ee3i c\u00e1p quang v\u00e0 suy hoa tr\u00ean to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i \u0111\u00f3 nh\u01b0 suy hoa to\u00e0n tuy\u1ebfn, suy hao \u0111i\u1ec3m n\u1ed1i, \u0111\u1ea7u n\u1ed1i, adaptor quang. N\u00f3 c\u0169ng s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ecm ra \u0111i\u1ec3m g\u00e3y s\u1ee3i quang tr\u00ean tuy\u1ebfn n\u00f3 ki\u1ec3m tra.<\/span><\/p>\n<h2><b>2 K\u00e9o c\u1eaft S\u1ee3i quang v\u00e0 k\u00ecm c\u1eaft v\u1ecf c\u00e1p<\/b><\/h2>\n<p><img class=\"aligncenter wp-image-1508\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/0e863203-7dd3-47a6-8529-ce7ad4587bed.png\" alt=\"\" width=\"600\" height=\"272\" \/><\/p>\n<p><span style=\"font-weight: 400;\">K\u00e9o c\u1eaft s\u1ee3i c\u00e1p quang \u00a0v\u00e0 k\u00ecm c\u1eaft s\u1ee3i c\u00e1p quang l\u00e0 nh\u1eefng c\u00f4ng c\u1ee5 quan tr\u1ecdng trong n\u1ed1i s\u1ee3i quang v\u00e0 m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u1eaft c\u00e1p quang kh\u00e1c<\/span><\/p>\n<h2><b>3 S\u1ee3i quang Cleaver<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Trong n\u1ed1i nhi\u1ec7t h\u1ea1ch, s\u1ee3i quang cleaver<\/span> <span style=\"font-weight: 400;\">\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft nh\u1eefng s\u1ee3i th\u1ee7y tinh cho n\u1ed1i nhi\u1ec7t h\u1ea1ch, r\u1ea5t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh n\u1ed1i s\u1ee3i quang.<\/span><\/p>\n<h2><b> 4 M\u00e1y h\u00e0n li\u00ean h\u1ee3p<\/b><\/h2>\n<p><img class=\"aligncenter wp-image-1509\" src=\"http:\/\/localhost:8081\/storage\/media\/images\/2026\/08\/66086a42-1026-4749-a93a-ec53fcd39da6.jpg\" alt=\"\" width=\"600\" height=\"295\" \/><\/p>\n<p><span style=\"font-weight: 400;\">M\u00e1y h\u00e0n li\u00ean h\u1ee3p s\u1ebd k\u1ebft n\u1ed1i nh\u1eefng s\u1ee3i quang b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nhi\u1ec7t. M\u00e1y h\u00e0n s\u1ebd ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u00e1nh s\u00e1ng truy\u1ec1n qua v\u1edbi c\u00e1c s\u1ee3i kh\u00f4ng b\u1ecb ph\u00e2n t\u00e1n ho\u1eb7c ph\u1ea3n x\u1ea1 l\u1ea1i t\u1eeb m\u1ed1i n\u1ed1i<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong qu\u00e1 tr\u00ecnh<\/span><a href=\"https:\/\/mtt.vn\/internet-cap-quang\/\"> <b>c\u00e1p quang v\u00f4 t\u00ecnh b\u1ecb \u0111\u1ee9t<\/b><\/a> <span style=\"font-weight: 400;\">ho\u1eb7c g\u1eb7p tr\u1ee5c tr\u1eb7c v\u1ec1 \u0111\u01b0\u1eddng truy\u1ec1n, t\u1ed1t nh\u1ea5t b\u1ea1n h\u00e3y nh\u1edd \u0111\u1ebfn b\u1ed9 ph\u1eadn k\u0129 thu\u1eadt \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u1ed1t nh\u1ea5t. <\/span><a href=\"http:\/\/mtt.vn\/\"><b>Minh T\u00fa Telecom<\/b> <\/a><span style=\"font-weight: 400;\">v\u1edbi 8 n\u0103m kinh nghi\u1ec7m trong ngh\u1ec1, \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u00f3 tr\u00ecnh \u0111\u1ed9 chuy\u00ean m\u00f4n cao, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng c\u1eadp nh\u1eadt nh\u1eefng \u1ee9ng d\u1ee5ng nhanh nh\u1ea5t, t\u1ed1i \u01b0u nh\u1ea5t.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ecdi th\u00f4ng tin chi ti\u1ebft vui l\u00f2ng li\u00ean h\u1ec7:<\/span><\/p>\n<p><a href=\"https:\/\/mtt.vn\/\"><b>C\u00d4NG TY TNHH VI\u1ec4N TH\u00d4NG MINH T\u00da<\/b><\/a><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecba ch\u1ec9: 34 \u0110\u01b0\u1eddng s\u1ed1 6, Khu Z756, Ph\u01b0\u1eddng 12, Qu\u1eadn 10, Tp. HCM<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110i\u00ea\u0323n thoa\u0323i: 028 7309 7888<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hotline: 0911 530 550<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Email:<a href=\"mailto:info@mtt.vn\"> info@mtt.vn<\/a><\/span><\/p>\n<p>&nbsp;<\/p>\n","excerpt":"<p>\u00a0C\u00e1p quang c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh b\u1ecb h\u1ecfng, c\u1eaft ho\u1eb7c \u0111\u1eadp v\u1ee1. Theo Hi\u1ec7p h\u1ed9i k\u1ef9 thu\u1eadt \u0111i\u1ec7n t\u1eed, m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n c\u1ee7a s\u1ee3i quang l\u00e0 ngh\u1ebdn m\u1ea1ch ho\u1eb7c v\u00f4 t\u00ecnh b\u1ecb c\u1eaft \u0111\u1ee9t.\u00a0\u00a0B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng nh\u1eefng c\u00f4ng c\u1ee5 v\u00e0 c\u00e1c b\u01b0\u1edbc [&hellip;]<\/p>","featured_media_id":"60df08e3-61f6-49da-8ac2-3dece2df2fac","featured_image":"https:\/\/api.mtt.vn\/storage\/media\/images\/2026\/08\/c8f70861-4886-4a82-b51d-f658c6753b20.jpg","icon_media_id":null,"icon_image":null,"status":"published","visibility":"public","published_at":"2026-08-24 07:18:43","scheduled_at":null,"author":{"id":"019ff8f6-fbcc-73b7-8efc-144cdc98283d","name":"Super Admin","email":"superadmin@giftnest.local","role":null},"categories":[{"id":"9153795b-719e-470e-b3e1-6778fe53ead5","name":"Tin t\u1ee9c","slug":"tin-tuc","description":null}],"tags":[],"views_count":0,"reading_time_minutes":7,"seo_title":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1p quang khi v\u00f4 t\u00ecnh b\u1ecb c\u1eaft?","seo_description":"C\u00e1p quang c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh b\u1ecb h\u1ecfng, c\u1eaft ho\u1eb7c \u0111\u1eadp v\u1ee1. Theo Hi\u1ec7p h\u1ed9i k\u1ef9 thu\u1eadt \u0111i\u1ec7n t\u1eed, m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n c\u1ee7a s\u1ee3i quang l\u00e0 ngh\u1ebdn\u2026","seo_keywords":[],"canonical_url":null,"og_title":null,"og_description":null,"og_image":null,"twitter_title":null,"twitter_description":null,"twitter_image":null,"robots":"index, follow","schema_type":"article","structured_data":null,"created_at":"2026-08-24 07:06:25","updated_at":"2026-08-24 07:18:43"}}